Home / 11,517.22-17,276.01-3,619.48

Finding the Fourth Proportional to 11,517.22, 17,276.01 and 3,619.48

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Solution

The fourth proportional to 11,517.22, 17,276.01 and 3,619.48 is: 5,429.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517.22 : 17,276.01 = 3,619.48 : x
  2. Step 2: Convert to fraction form
    11,517.22/17,276.01 = 3,619.48/x
  3. Step 3: Cross multiply
    11,517.22x = 17,276.01 × 3,619.48
  4. Step 4: Simplify right side
    11,517.22x = 62,530,172.67
  5. Step 5: Solve for x
    x = 62,530,172.67/11,517.22
  6. Step 6: Final answer
    x = 5,429.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.